Home / 16,262.58-22,420.08-10,291.26

Finding the Fourth Proportional to 16,262.58, 22,420.08 and 10,291.26

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Solution

The fourth proportional to 16,262.58, 22,420.08 and 10,291.26 is: 14,187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,262.58 : 22,420.08 = 10,291.26 : x
  2. Step 2: Convert to fraction form
    16,262.58/22,420.08 = 10,291.26/x
  3. Step 3: Cross multiply
    16,262.58x = 22,420.08 × 10,291.26
  4. Step 4: Simplify right side
    16,262.58x = 230,730,872.50
  5. Step 5: Solve for x
    x = 230,730,872.50/16,262.58
  6. Step 6: Final answer
    x = 14,187.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.